package com.plat.TEST;


import java.io.*;
import java.util.Date;
import java.util.HashSet;
import java.util.Set;

/**
 * Created with IntelliJ IDEA.
 * User: shish
 * Date: 2020/11/20
 * Time: 15:35
 * Description: No Description
 */
public class Sub {

    public static void main(String[] args) throws IOException {
        Object o = new String("abcd");
        String s = (String) o;
        System.out.println(o);
    }

}